The Chelsea 823 Series Power Take-Off, part number 823XRAHX-V4XS or 823XRAHXV4XS, is a mechanical lever-shift PTO built for high-torque applications including oil field, logging, pumper/cleaner trucks, and mining. It mounts via an 8-bolt pattern and is compatible with Allison, Eaton/Fuller, Volvo/Mack, and other transmission manufacturers. The output shaft is a 1-1/2 in. 10-tooth spline with a 1410 Series companion flange. Intermittent torque rating for the 823 Series reaches 500 lb-ft (678 Nm); confirm actual torque for your specific application on the Chelsea application pages. Shaft power output is 48 HP at 500 RPM and 95 HP at 1000 RPM. The cast iron housing uses tapered cone bearings on the output shaft for greater load capacity. Available from Pro Gear and Transmission. Call us to confirm proper fit for your application.
Features
Extra heavy-duty 823 Series design for high-torque applications: oil field, logging, and mining
8-bolt mounting pattern fits Allison, Eaton/Fuller, Volvo/Mack, and other transmissions
Lever/mechanical shift type
1-1/2 in. 10-tooth spline output shaft with 1410 Series companion flange
Shaft power: 48 HP at 500 RPM, 95 HP at 1000 RPM
Direct mount pump output; cast iron housing with tapered cone bearings on output shaft
Tech Specs
- Intermittent Torque: 500 lb-ft / 678 Nm (Check Application Pages for Actual Torque Ratings)
- Shift Type: Lever, Mechanical
- Output Power: 56+ HP / 51+ kW
- Transmission Compatibility: Allison, Eaton/Fuller, Volvo/Mack, Other
- Output Shaft Type: 1-1/2 in. - 10T Spline with 1410 Series Companion Flange
- Mounting Type: 8-Bolt
- Shaft Power: 48 HP (500 RPM), 95 HP (1000 RPM) / 36 kW (500 RPM), 71 kW (1000 RPM)
- Continuous Operation: Yes, with 30% de-rating
Additional Information
Parts Manual: Chelsea 823 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
